#include<iostream>
using namespace std;

struct Point{
	int x,y;
	Point(int x=0,int y=0):x(x),y(y){} ;
}; 

Point operator + (const Point A,const Point B){
	return Point(A.x+B.x,A.y+B.y);
}

ostream& operator << (ostream &out,const Point p){
	out<<"("<<p.x<<","<<p.y<<")";
}

int main(){
	Point a,b(1,2);
	a.x=3;
	cout<<(a+b)<<endl;
	return 0;
}
